Home / 46,521.51-69,777.07-12,790.11

Finding the Fourth Proportional to 46,521.51, 69,777.07 and 12,790.11

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Solution

The fourth proportional to 46,521.51, 69,777.07 and 12,790.11 is: 19,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,521.51 : 69,777.07 = 12,790.11 : x
  2. Step 2: Convert to fraction form
    46,521.51/69,777.07 = 12,790.11/x
  3. Step 3: Cross multiply
    46,521.51x = 69,777.07 × 12,790.11
  4. Step 4: Simplify right side
    46,521.51x = 892,456,400.78
  5. Step 5: Solve for x
    x = 892,456,400.78/46,521.51
  6. Step 6: Final answer
    x = 19,183.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.